//---------------------------------------------------------------------------------
// Copyright (C) 2008 Chillisoft Solutions
// 
// This file is part of the Habanero framework.
// 
//     Habanero is a free framework: you can redistribute it and/or modify
//     it under the terms of the GNU Lesser General Public License as published by
//     the Free Software Foundation, either version 3 of the License, or
//     (at your option) any later version.
// 
//     The Habanero framework is distributed in the hope that it will be useful,
//     but WITHOUT ANY WARRANTY; without even the implied warranty of
//     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//     GNU Lesser General Public License for more details.
// 
//     You should have received a copy of the GNU Lesser General Public License
//     along with the Habanero framework.  If not, see <http://www.gnu.org/licenses/>.
//---------------------------------------------------------------------------------

using System;
using Habanero.Base;
using Habanero.UI.Base;

namespace Habanero.UI.Win
{
    /// <summary>
    /// Provides a set of behaviour strategies that can be applied to a list ComboBox
    /// depending on the environment
    /// </summary>
    internal class ListComboBoxMapperStrategyWin : IListComboBoxMapperStrategy
    {
        /// <summary>
        /// Adds an ItemSelected event handler.
        /// For Windows Forms you may want the business object to be updated immediately, however
        /// for a web environment with low bandwidth you may choose to only update when the user saves.
        ///</summary>
        public void AddItemSelectedEventHandler(ListComboBoxMapper mapper)
        {
            IControlHabanero control = mapper.Control;
            if (!(control is IComboBox)) return;
            ComboBoxWin comboBoxWin = (ComboBoxWin) control;
            comboBoxWin.SelectedIndexChanged += delegate
            {
                    try
                    {
                        mapper.ApplyChangesToBusinessObject();
                        mapper.UpdateControlValueFromBusinessObject();
                    }
                    catch (Exception ex)
                    {
                        GlobalRegistry.UIExceptionNotifier.Notify(ex, "", "Error ");
                    }
                };
        }
    }
}